Factors in the Design of Centrifugal Type Injection Valves for Oil Engines (1928)
NASA Technical Reports Server (NTRS) · leaf 5
d photo- graphic reduction. Spray volumes were computed by summation of the volumes of a number of disks into which each spray was divided for volume measurements. It was assumed that the sprays were symmetrical in their cross sections. RESULTS EFFECT OF GROOVE HELIX ANGLE The results of the tests… … Injection pressure, 8,000 pounds per square inch Chamber pressure, 200 pounds per square inch Fig. 4—Spray photographs for stem and nozzle assembly No. 1, 0.022 inch diameter orifice, 23° helix and ratio of orifice area to groove area 0.63
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
